Latest: 2026.08
The most recent Unified API release.
Grand Central APIs
Unified API release notes
Monthly CalVer release notes for the Grand Central Unified APIs.
Release notes for the Grand Central Unified APIs, versioned by CalVer. Each release has its own page, listed newest first in the sidebar. Patch releases carry a three-segment version (for example, 2026.06.03) and a “Patch” tag.
Each release page groups its entries by type and names the affected API and its version.